CVE-2026-44889

A flaw was found in WebOb, a library for HTTP requests and responses. A remote attacker could exploit this vulnerability by influencing the HTTP Location header during a redirect. Due to improper normalization of the Location header, specifically how certain ASCII characters are handled, an...

Linux Distros Unpatched Vulnerability : CVE-2026-44889

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an ope...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect in the normalization of the HTTP Location header during redirects. An attacker can redirect users to an arbitrary external site by supplying specially crafted input containing ASCII tab, carriage return, or newline...

PYSEC-2026-251

WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit stri...

DEBIAN-CVE-2026-44889

WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit stri...

CVE-2026-44889

WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit stri...

UBUNTU-CVE-2026-44889

WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit stri...

CVE-2026-44889 WebOb: Location header normalization during redirect leads to open redirect

WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit stri...

CVE-2026-44889

WebOb (HTTP request/response utilities) is affected prior to version 1.8.10 by an open redirect in Location header normalization during redirects. The vulnerability arises from how WebOb uses urljoin/urlsplit to combine the redirect target with the request URL; since Python 3.10, urlsplit strips ...

CVE-2026-44889

WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit stri...

CVE-2026-44889 WebOb: Location header normalization during redirect leads to open redirect

WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit stri...

CVE-2026-33244

A flaw was found in react-router. When using Framework Mode with pre-rendering enabled, an attacker can exploit improper handling of the HTTP Location header value. This can lead to Cross-Site Scripting XSS, allowing malicious scripts to be injected into statically generated HTML files if the...

OESA-2026-2679 python-webob security update

WebOb provides wrappers around the WSGI request environment, and an object to help create WSGI responses. The objects map much of the specified behavior of HTTP, including header parsing and accessors for other standard parts of the environment. Security Fixes: Impact When WebOb normalizes the HT...

WebOb: Location header normalization during redirect leads to open redirect - again

Impact When WebOb normalizes the HTTP Location header to include the request hostname, it does so by parsing the URL that the user is to be redirected to with Python's urllib.parse, and joining it to the base URL. urlsplit called internally by urljoin however treats a // at the start of a string ...

GHSA-FH3H-VG37-CC95 WebOb: Location header normalization during redirect leads to open redirect - again

Impact When WebOb normalizes the HTTP Location header to include the request hostname, it does so by parsing the URL that the user is to be redirected to with Python's urllib.parse, and joining it to the base URL. urlsplit called internally by urljoin however treats a // at the start of a string ...

PT-2026-46304

Name of the Vulnerable Software and Affected Versions WebOb versions prior to 1.8.10 Description An open redirect occurs when the software normalizes the HTTP Location header to include the request hostname. The process involves parsing the redirect URL using Python's urllib.parse and joining it ...

React Router has stored XSS via unescaped Location header in prerendered redirect HTML

When using React Router v7 Framework Mode with Pre-rendering enabled, an improper neutralization of the HTTP Location header value can permit Cross-Site Scripting XSS in statically generated HTML files if the redirect location comes from an untrusted source. !NOTE This does not impact your React...

EUVD-2026-33986

React Router has stored XSS via unescaped Location header in prerendered redirect HTML...

GHSA-F22V-GFQF-P8F3 React Router has stored XSS via unescaped Location header in prerendered redirect HTML

When using React Router v7 Framework Mode with Pre-rendering enabled, an improper neutralization of the HTTP Location header value can permit Cross-Site Scripting XSS in statically generated HTML files if the redirect location comes from an untrusted source. !NOTE This does not impact your React...

SUSE CVE-2026-33244

React Router is a router for React. In versions 7.5.1 through 7.13.1, when using Framework Mode with pre-rendering enabled, improper neutralization of the HTTP Location header value can permit Cross-Site Scripting XSS in the statically generated HTML files if the redirect location comes from an...